Form 4 filings across 1 company. Net figures count open-market buys and sales only. EDGAR profile ↗
Lifetime net: -$2.7M
Reported holding is the most recent post-transaction share count on a Table I row.
How quickly this filer reports. Section 16 allows two business days from the transaction.
2 of 13 filings we hold were filed after the two-business-day deadline. The furthest past the deadline was 23 business days late.
The 25 most recent Form 4 transactions.
Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings
| Open the original filing on SEC.gov |
| Jun 8 | ASPI | ASP Isotopes Inc. | SSELL◷ | 8,438 | $7.00 | $59.1K | -0.4% | Open the original filing on SEC.gov |
| May 28 | ASPI | ASP Isotopes Inc. | AGRANT | 800,000 | — | — | +53.7% | Open the original filing on SEC.gov |
| Apr 16 | ASPI | ASP Isotopes Inc. | SSELL◷ | 22,500 | $5.21 | $117.1K | -1.5% | Open the original filing on SEC.gov |
| Mar 6 | ASPI | ASP Isotopes Inc. | SSELL◷ | 8,438 | $5.44 | $45.9K | -0.5% | Open the original filing on SEC.gov |
| Mar 6 | ASPI | ASP Isotopes Inc. | SSELL◷ | 25,000 | $4.51 | $112.8K | -1.6% | Open the original filing on SEC.gov |
| Dec 8, 2025 | ASPI | ASP Isotopes Inc. | SSELL◷ | 8,438 | $6.20 | $52.3K | -0.5% | Open the original filing on SEC.gov |
| Nov 25, 2025 | ASPI | ASP Isotopes Inc. | SSELL◷ | 25,000 | $5.77 | $144.2K | -1.6% | Open the original filing on SEC.gov |
| Nov 17, 2025 | ASPI | ASP Isotopes Inc. | SSELL◷ | 67,500 | $7.51 | $506.7K | -4.1% | Open the original filing on SEC.gov |
| Oct 14, 2025 | ASPI | ASP Isotopes Inc. | SSELL◷ | 22,500 | $13.60 | $306K | -1.4% | Open the original filing on SEC.gov |
| Sep 9, 2025 | ASPI | ASP Isotopes Inc. | MEXER◷◆ | 135,000 | — | — | — | Open the original filing on SEC.gov |
| Sep 9, 2025 | ASPI | ASP Isotopes Inc. | MEXER◷◆ | 12,000 | — | — | — | Open the original filing on SEC.gov |
| Sep 9, 2025 | ASPI | ASP Isotopes Inc. | MEXER◷◆ | 150,000 | — | — | — | Open the original filing on SEC.gov |
| Sep 9, 2025 | ASPI | ASP Isotopes Inc. | FTAX◷ | 31,652 | $8.53 | $270K | -1.9% | Open the original filing on SEC.gov |
| Sep 9, 2025 | ASPI | ASP Isotopes Inc. | MEXER◷ | 135,000 | $2.00 | $270K | +8.6% | Open the original filing on SEC.gov |
| Sep 9, 2025 | ASPI | ASP Isotopes Inc. | FTAX◷ | 2,813 | $8.53 | $24K | -0.2% | Open the original filing on SEC.gov |
| Sep 9, 2025 | ASPI | ASP Isotopes Inc. | MEXER◷ | 12,000 | $2.00 | $24K | +0.8% | Open the original filing on SEC.gov |
| Sep 9, 2025 | ASPI | ASP Isotopes Inc. | FTAX◷ | 4,396 | $8.53 | $37.5K | -0.3% | Open the original filing on SEC.gov |
| Sep 9, 2025 | ASPI | ASP Isotopes Inc. | MEXER◷ | 150,000 | $0.25 | $37.5K | +10.6% | Open the original filing on SEC.gov |
| Sep 8, 2025 | ASPI | ASP Isotopes Inc. | SSELL◷ | 8,438 | $8.53 | $71.9K | -0.6% | Open the original filing on SEC.gov |
| Apr 17, 2025 | ASPI | ASP Isotopes Inc. | SSELL◷ | 66,668 | $5.62 | $374.8K | -4.5% | Open the original filing on SEC.gov |
| Apr 16, 2025 | ASPI | ASP Isotopes Inc. | SSELL◷ | 66,666 | $5.45 | $363K | -4.3% | Open the original filing on SEC.gov |
| Apr 15, 2025 | ASPI | ASP Isotopes Inc. | SSELL◷ | 66,666 | $5.75 | $383.6K | -4.1% | Open the original filing on SEC.gov |
| Apr 14, 2025 | ASPI | ASP Isotopes Inc. | AGRANT | 400,000 | — | — | +32.8% | Open the original filing on SEC.gov |